Cheap Flights from San Diego (SAN) to Sumter (SUM)

Popular airlines from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal)

Flights from San Diego (SAN) to Sumter (SUM)
Origin airport
San Diego Intl.
Destination airport
Sumter Municipal
Distance
2115 mi

San Diego to Sumter Flights

The cheapest times to fly from San Diego to Sumter

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Sumter are during the month of . You can find some of the cheapest flights from San Diego to Sumter with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Sumter

Sunday is one of the best days to book for cheap flights from San Diego to Sumter: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Sumter

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Sumter in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Sumter flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Sumter airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal) cost?
Get a cheap one-way flight or cheap return flight from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal)?
Flying in may help you find better deals, as it's the cheapest month for flights between SAN and SUM. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SAN to SUM flight.
How many flights per day from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal)?
There aren't any daily nonstop flights departing from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from SAN to SUM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal)?
Opt for a flight from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal) last-minute?
Booking your ticket from SAN to SUM shortly before your trip is generally more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a SAN to SUM flight and hotel package?
You can save money by securing a SAN to SUM flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Sumter, SC (SUM-Sumter Municipal)?
If you reserved your SAN to SUM flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Explore a world of travel with Expedia

*Available to One Key members.